This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 11 Exponents And Powers – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Evaluate (-2)$^{6}$ A) -64. B) 64. C) -12. D) None of the above. Show Answer Correct Answer: B) 64. 2. Simplify the following:y$^{6}$/y$^{4}$ A) Y$^{10}$. B) Y$^{2}$. C) Y$^{-2}$. D) 1/$^{}$y$^{2}$. Show Answer Correct Answer: B) Y$^{2}$. 3. Solve for x if x$^{2}$ = 144. A) 12. B) 11. C) 4. D) 14. Show Answer Correct Answer: A) 12. 4. X$^{-3}$ A) -x$^{3}$. B) 1 / x$^{3}$. C) 1 / x$^{-3}$. D) -x$^{-3}$. Show Answer Correct Answer: B) 1 / x$^{3}$. 5. $5^5+2^7=$ A) 3125 + 128 = 3253. B) 3123 + 14 = 3173. C) 25+14=39. D) None of the above. Show Answer Correct Answer: A) 3125 + 128 = 3253. 6. In the expression 2$^{3}$, what does the 2 represent? A) Base. B) Exponent. C) Power. D) None of the above. Show Answer Correct Answer: A) Base. 7. $3^2+12\div\left(6-3\right)\times8$ A) 41. B) 51. C) 31. D) 32. Show Answer Correct Answer: A) 41. 8. Which of the following is a Perfect Square? Which of the following is a perfect square? A) 24. B) 48. C) 81. D) 110. Show Answer Correct Answer: C) 81. 9. Find the value of the variable $c^{-2}=0.25$ A) $5$. B) $\frac{1}{5}$. C) $2$. D) $\frac{1}{2}$. Show Answer Correct Answer: C) $2$. 10. 39 x 10$^{1}$ A) 3, 900. B) 39. C) 390. D) 3.9. Show Answer Correct Answer: C) 390. 11. 10$^{4}$ A) 1, 000. B) 10, 000. C) 10. D) 100. Show Answer Correct Answer: B) 10, 000. 12. IN STANDARD FORM IS: A) $1.2759\cdot10^{12}$. B) $1.2759\cdot10^{11}$. C) $1.2759\cdot10^{13}$. D) None of the above. Show Answer Correct Answer: A) $1.2759\cdot10^{12}$. 13. $m^7$ $m^3$ A) $m^{21}$. B) $m^{10}$. C) $m^4$. D) None of the above. Show Answer Correct Answer: B) $m^{10}$. 14. Is 9 a perfect square? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 15. Which number is the BASE?2$^{3 }$= 8 A) 2. B) 3. C) 8. D) None of the above. Show Answer Correct Answer: A) 2. 16. Evaluate:$\left(\frac{-8}{-2}\right)^2$ A) 4. B) -4. C) 16. D) -16. Show Answer Correct Answer: C) 16. 17. What does LCM stand for? A) Least Common Multiple. B) Largest Common Multiple. C) Least Common Measure. D) Largest Common Measure. Show Answer Correct Answer: A) Least Common Multiple. 18. (5x $ ^ {2} $) $ ^ {0} $ (9X) $ ^ {2} $ A) 45x $ ^ {4} $. B) 81x. C) 81x$^{2}$. D) 0. Show Answer Correct Answer: C) 81x$^{2}$. 19. Evaluate 10$^{3}$ A) 10. B) 100. C) 1000. D) 30. Show Answer Correct Answer: C) 1000. 20. Simplify (-4x)$^{0}$ A) -4. B) 4. C) -1. D) 1. E) 0. Show Answer Correct Answer: D) 1. 21. What special word do you use for the exponent of 2? A) Squared. B) Cubed. C) Triangled. D) Boxed. Show Answer Correct Answer: A) Squared. 22. How do you say 3$^{4?}$ A) Thirty-four. B) 3 to the 4. C) 3 to the fourth power. D) None of the above. Show Answer Correct Answer: C) 3 to the fourth power. 23. $\left(4x^2\right)^3$ A) $\left(4\cdot3\cdot x\cdot x\right)\left(4\cdot3\cdot x\cdot x\right)$. B) $\left(4\cdot x\cdot x\cdot3\right)$. C) $\left(4\cdot x\cdot x\right)\left(4\cdot x\cdot x\right)\left(4\cdot x\cdot x\right)$. D) None of the above. Show Answer Correct Answer: C) $\left(4\cdot x\cdot x\right)\left(4\cdot x\cdot x\right)\left(4\cdot x\cdot x\right)$. 24. Raising a number to a power (or exponent) is also known as ..... A) Repeated division. B) Repeated addition. C) Repeated multiplication. D) None of the above. Show Answer Correct Answer: C) Repeated multiplication. 25. The Roaming Cell Phone Company charges $ 15.00 per month plus $ 0.20 per minute of airtime usage. If Juanita uses x minutes of airtime, what is an equation that can be used to determine her monthly cell phone bill (C)? A) C = 0.20x + 15. B) C =15 (0.20x). C) C = 15 + x + 0.20. D) C = 0.20 + 15x. Show Answer Correct Answer: A) C = 0.20x + 15. ← PreviousNext →Related QuizzesClass 7 Mathematics Chapter 11 Exponents And Powers Quiz 1Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 2Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 4Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 5Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 6Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 7Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 8Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 9Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 10Class 7 Mathematics Chapter 11 Exponents And Powers Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books